While the pictures of the product posted on the FDA website clearly state 'shrimp', one could guess that a different version of the packaging was used where the shrimp was not listed?
https://www.fda.gov/safety/recalls-market-withdrawals-safety-alerts/delicae-gourmet-llc-issues-allergy-alert-undeclared-shrimp-allergen-thai-peanut-sauce-panang-curry
Delicae Gourmet LLC Issues Allergy Alert on Undeclared Shrimp Allergen in Thai Peanut Sauce, Panang Curry Sauce, and Spicy Red Curry Sauce
Summary
Company Announcement Date: February 08, 2021
FDA Publish Date: February 09, 2021
Product Type: Food & Beverages Gravy/Sauces
Reason for Announcement: Undeclared Shrimp
Company Name: Delicae Gourmet LLC
Brand Name: Delicae
Product Description: Thai Peanut Sauce, Spicy Red Curry Sauce